Home / 6,746.64-10,120.55-1,816.17

Finding the Fourth Proportional to 6,746.64, 10,120.55 and 1,816.17

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Solution

The fourth proportional to 6,746.64, 10,120.55 and 1,816.17 is: 2,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,746.64 : 10,120.55 = 1,816.17 : x
  2. Step 2: Convert to fraction form
    6,746.64/10,120.55 = 1,816.17/x
  3. Step 3: Cross multiply
    6,746.64x = 10,120.55 × 1,816.17
  4. Step 4: Simplify right side
    6,746.64x = 18,380,639.29
  5. Step 5: Solve for x
    x = 18,380,639.29/6,746.64
  6. Step 6: Final answer
    x = 2,724.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.